18381836

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{163}}^1\times {\mathrm{233}}^1$

素因数の和:422

約数の個数: 36

約数和(自身を含む): 35728056

約数和(自身を除く): 17346220

約数列:

[1, 2, 4, 11, 22, 44, 121, 163, 233, 242, 326, 466, 484, 652, 932, 1793, 2563, 3586, 5126, 7172, 10252, 19723, 28193, 37979, 39446, 56386, 75958, 78892, 112772, 151916, 417769, 835538, 1671076, 4595459, 9190918, 18381836]

約数ペア:

[(1, 18381836), (2, 9190918), (4, 4595459), (11, 1671076), (22, 835538), (44, 417769), (121, 151916), (163, 112772), (233, 78892), (242, 75958), (326, 56386), (466, 39446), (484, 37979), (652, 28193), (932, 19723), (1793, 10252), (2563, 7172), (3586, 5126)]